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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="../../resources/js-test.js"></script>
</head>
<body>
<canvas id="canvas" width="100" height="100"></canvas>
<script>
description("Bug 105650: Test correct rendering of quadratic and bezier curves with coincident endpoints");
var ctx = document.getElementById('canvas').getContext('2d');
var data;
function shouldBeYellow(x,y)
{
blue_value = ctx.getImageData(x, y, 1, 1).data[2];
shouldBe("blue_value", "0");
}
function shouldBeBlue(x,y)
{
blue_value = ctx.getImageData(x, y, 1, 1).data[2];
shouldBe("blue_value", "255");
}
ctx.fillStyle = '#00f';
ctx.strokeStyle = '#ff0';
ctx.lineWidth = 30;
ctx.beginPath();
ctx.fillRect(0,0,100,100);
ctx.moveTo(0,0);
// bezier curve with coincident endpoints, horizontal line
ctx.bezierCurveTo(0,0,200,0,0,0);
shouldBeBlue(50,0);
ctx.stroke();
shouldBeYellow(50,0);
shouldBeBlue(0,50);
shouldBeBlue(70,70);
// bezier curve with coincident endpoints, vertical line
ctx.bezierCurveTo(0,200,0,0,0,0);
ctx.stroke();
shouldBeYellow(50,0);
shouldBeBlue(75,75);
// bezier curve with coincident endpoints
ctx.bezierCurveTo(200,0,0,200,0,0);
ctx.stroke();
shouldBeYellow(75,75);
</script>
</body>
</html>
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